Compared to the standard shot, the mRNA vaccine had an overall vaccine efficacy that was 26.6 percent higher, and 27.4 ...

Moderna Inc. said Monday its experimental flu shot showed positive results in a late-stage trial.   In a Phase 3 study, the ...

Moderna's messenger RNA flu vaccine candidate has shown has shown positive results in a late-stage trial. The biotechnology company said Monday its seasonal influenza vaccine candidate, mRNA-1010, ...